package com.neusoft.filter;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;

import com.neusoft.bean.Topicinfo;
import com.neusoft.bean.TopicinfoEX;
import com.neusoft.dao.ITopicDao;
import com.neusoft.dao.TopicDaoImpl;

/**
 * Servlet Filter implementation class ServletIndexFilter
 */
@WebFilter("/jsp/user/index.jsp")
public class ServletIndexFilter extends HttpFilter implements Filter {

    /**
     * Default constructor. 
     */
    public ServletIndexFilter() {
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see Filter#destroy()
	 */
	public void destroy() {
		// TODO Auto-generated method stub
	}

	/**
	 * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
	 */
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
		ITopicDao itd = new TopicDaoImpl();
		
		List<TopicinfoEX> list = new ArrayList<TopicinfoEX>();
		list = itd.getAlltopic();
		request .setAttribute("TopicinfoEX", list);
		chain.doFilter(request, response);
	}

	/**
	 * @see Filter#init(FilterConfig)
	 */
	public void init(FilterConfig fConfig) throws ServletException {
		// TODO Auto-generated method stub
	}

}
